1148027113 has 4 divisors (see below), whose sum is σ = 1148098900. Its totient is φ = 1147955328.

The previous prime is 1148027077. The next prime is 1148027141. The reversal of 1148027113 is 3117208411.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3117208411 = 1151 ⋅2708261.

It can be written as a sum of positive squares in 2 ways, for example, as 265461849 + 882565264 = 16293^2 + 29708^2 .

It is a cyclic number.

It is not a de Polignac number, because 1148027113 - 2⁹ = 1148026601 is a prime.

It is a super-2 number, since 2×1148027113² = 2635932504366229538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1148027143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181 + ... + 47917.

It is an arithmetic number, because the mean of its divisors is an integer number (287024725).

Almost surely, 2^1148027113 is an apocalyptic number.

It is an amenable number.

1148027113 is a deficient number, since it is larger than the sum of its proper divisors (71787).

1148027113 is an equidigital number, since it uses as much as digits as its factorization.

1148027113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71786.

The product of its (nonzero) digits is 1344, while the sum is 28.

The square root of 1148027113 is about 33882.5487972791. The cubic root of 1148027113 is about 1047.0900875981.

The spelling of 1148027113 in words is "one billion, one hundred forty-eight million, twenty-seven thousand, one hundred thirteen".